static ClutterEvent *
new_absolute_motion_event (ClutterSeatEvdev *seat,
ClutterInputDevice *input_device,
guint64 time_us,
gfloat x,
gfloat y,
gdouble *axes)
{
ClutterStage *stage = _clutter_input_device_get_stage (input_device);
ClutterEvent *event;
event = clutter_event_new (CLUTTER_MOTION);
if (clutter_input_device_get_device_type (input_device) != CLUTTER_TABLET_DEVICE)
_clutter_device_manager_evdev_constrain_pointer (seat->manager_evdev,
seat->core_pointer,
time_us,
seat->pointer_x,
seat->pointer_y,
&x, &y);
_clutter_evdev_event_set_time_usec (event, time_us);
event->motion.time = us2ms (time_us);
event->motion.stage = stage;
_clutter_xkb_translate_state (event, seat->xkb, seat->button_state);
event->motion.x = x;
event->motion.y = y;
event->motion.axes = axes;
clutter_event_set_device (event, seat->core_pointer);
clutter_event_set_source_device (event, input_device);
if (clutter_input_device_get_device_type (input_device) == CLUTTER_TABLET_DEVICE)
{
ClutterInputDeviceEvdev *device_evdev =
CLUTTER_INPUT_DEVICE_EVDEV (input_device);
clutter_event_set_device_tool (event, device_evdev->last_tool);
clutter_event_set_device (event, input_device);
}
else
{
clutter_event_set_device (event, seat->core_pointer);
}
_clutter_input_device_set_stage (seat->core_pointer, stage);
if (clutter_input_device_get_device_type (input_device) != CLUTTER_TABLET_DEVICE)
{
seat->pointer_x = x;
seat->pointer_y = y;
}
return event;
}
static void
notify_scroll (ClutterInputDevice *input_device,
guint64 time_us,
gdouble dx,
gdouble dy,
ClutterScrollSource scroll_source,
ClutterScrollFinishFlags flags,
gboolean emulated)
{
ClutterInputDeviceEvdev *device_evdev;
ClutterSeatEvdev *seat;
ClutterStage *stage;
ClutterEvent *event = NULL;
gdouble scroll_factor;
/* We can drop the event on the floor if no stage has been
* associated with the device yet. */
stage = _clutter_input_device_get_stage (input_device);
if (stage == NULL)
return;
device_evdev = CLUTTER_INPUT_DEVICE_EVDEV (input_device);
seat = _clutter_input_device_evdev_get_seat (device_evdev);
event = clutter_event_new (CLUTTER_SCROLL);
_clutter_evdev_event_set_time_usec (event, time_us);
event->scroll.time = us2ms (time_us);
event->scroll.stage = CLUTTER_STAGE (stage);
_clutter_xkb_translate_state (event, seat->xkb, seat->button_state);
/* libinput pointer axis events are in pointer motion coordinate space.
* To convert to Xi2 discrete step coordinate space, multiply the factor
* 1/10. */
event->scroll.direction = CLUTTER_SCROLL_SMOOTH;
scroll_factor = 1.0 / DISCRETE_SCROLL_STEP;
clutter_event_set_scroll_delta (event,
scroll_factor * dx,
scroll_factor * dy);
event->scroll.x = seat->pointer_x;
event->scroll.y = seat->pointer_y;
clutter_event_set_device (event, seat->core_pointer);
clutter_event_set_source_device (event, input_device);
event->scroll.scroll_source = scroll_source;
event->scroll.finish_flags = flags;
_clutter_event_set_pointer_emulated (event, emulated);
queue_event (event);
}
static void
notify_discrete_scroll (ClutterInputDevice *input_device,
uint64_t time_us,
ClutterScrollDirection direction,
ClutterScrollSource scroll_source,
gboolean emulated)
{
ClutterInputDeviceEvdev *device_evdev;
ClutterSeatEvdev *seat;
ClutterStage *stage;
ClutterEvent *event = NULL;
if (direction == CLUTTER_SCROLL_SMOOTH)
return;
/* We can drop the event on the floor if no stage has been
* associated with the device yet. */
stage = _clutter_input_device_get_stage (input_device);
if (stage == NULL)
return;
device_evdev = CLUTTER_INPUT_DEVICE_EVDEV (input_device);
seat = _clutter_input_device_evdev_get_seat (device_evdev);
event = clutter_event_new (CLUTTER_SCROLL);
_clutter_evdev_event_set_time_usec (event, time_us);
event->scroll.time = us2ms (time_us);
event->scroll.stage = CLUTTER_STAGE (stage);
_clutter_xkb_translate_state (event, seat->xkb, seat->button_state);
event->scroll.direction = direction;
event->scroll.x = seat->pointer_x;
event->scroll.y = seat->pointer_y;
clutter_event_set_device (event, seat->core_pointer);
clutter_event_set_source_device (event, input_device);
event->scroll.scroll_source = scroll_source;
_clutter_event_set_pointer_emulated (event, emulated);
queue_event (event);
}
void
clutter_seat_evdev_notify_touch_event (ClutterSeatEvdev *seat,
ClutterInputDevice *input_device,
ClutterEventType evtype,
uint64_t time_us,
int slot,
double x,
double y)
{
ClutterStage *stage;
ClutterEvent *event = NULL;
/* We can drop the event on the floor if no stage has been
* associated with the device yet. */
stage = _clutter_input_device_get_stage (input_device);
if (stage == NULL)
return;
event = clutter_event_new (evtype);
_clutter_evdev_event_set_time_usec (event, time_us);
event->touch.time = us2ms (time_us);
event->touch.stage = CLUTTER_STAGE (stage);
event->touch.x = x;
event->touch.y = y;
clutter_input_device_evdev_translate_coordinates (input_device, stage,
&event->touch.x,
&event->touch.y);
/* "NULL" sequences are special cased in clutter */
event->touch.sequence = GINT_TO_POINTER (MAX (1, slot + 1));
_clutter_xkb_translate_state (event, seat->xkb, seat->button_state);
if (evtype == CLUTTER_TOUCH_BEGIN ||
evtype == CLUTTER_TOUCH_UPDATE)
event->touch.modifier_state |= CLUTTER_BUTTON1_MASK;
clutter_event_set_device (event, seat->core_pointer);
clutter_event_set_source_device (event, input_device);
queue_event (event);
}
static inline void
make_button_event (const MSG *msg,
ClutterStage *stage,
int button,
int click_count,
gboolean release,
ClutterInputDevice *device)
{
ClutterEvent *event = clutter_event_new (release ?
CLUTTER_BUTTON_RELEASE :
CLUTTER_BUTTON_PRESS);
event->any.stage = stage;
event->button.time = msg->time;
event->button.x = GET_X_LPARAM (msg->lParam);
event->button.y = GET_Y_LPARAM (msg->lParam);
event->button.modifier_state = get_modifier_state (msg->wParam);
event->button.button = button;
event->button.click_count = click_count;
clutter_event_set_device (event, device);
take_and_queue_event (event);
}
/*< private >
* clutter_input_device_set_actor:
* @device: a #ClutterInputDevice
* @actor: a #ClutterActor
* @emit_crossing: %TRUE to emit crossing events
*
* Sets the actor under the pointer coordinates of @device
*
* This function is called by _clutter_input_device_update()
* and it will:
*
* - queue a %CLUTTER_LEAVE event on the previous pointer actor
* of @device, if any
* - set to %FALSE the :has-pointer property of the previous
* pointer actor of @device, if any
* - queue a %CLUTTER_ENTER event on the new pointer actor
* - set to %TRUE the :has-pointer property of the new pointer
* actor
*/
void
_clutter_input_device_set_actor (ClutterInputDevice *device,
ClutterActor *actor,
gboolean emit_crossing)
{
ClutterActor *old_actor;
if (device->cursor_actor == actor)
return;
old_actor = device->cursor_actor;
if (old_actor != NULL)
{
if (emit_crossing)
{
ClutterEvent *event;
event = clutter_event_new (CLUTTER_LEAVE);
event->crossing.time = device->current_time;
event->crossing.flags = 0;
event->crossing.stage = device->stage;
event->crossing.source = device->cursor_actor;
event->crossing.x = device->current_x;
event->crossing.y = device->current_y;
event->crossing.related = actor;
clutter_event_set_device (event, device);
/* we need to make sure that this event is processed
* before any other event we might have queued up until
* now, so we go on, and synthesize the event emission
* ourselves
*/
_clutter_process_event (event);
clutter_event_free (event);
}
/* processing the event might have destroyed the actor */
if (device->cursor_actor != NULL)
{
_clutter_actor_set_has_pointer (device->cursor_actor, FALSE);
g_object_weak_unref (G_OBJECT (device->cursor_actor),
cursor_weak_unref,
device);
device->cursor_actor = NULL;
}
}
if (actor != NULL)
{
if (emit_crossing)
{
ClutterEvent *event;
event = clutter_event_new (CLUTTER_ENTER);
event->crossing.time = device->current_time;
event->crossing.flags = 0;
event->crossing.stage = device->stage;
event->crossing.x = device->current_x;
event->crossing.y = device->current_y;
event->crossing.source = actor;
event->crossing.related = old_actor;
clutter_event_set_device (event, device);
/* see above */
_clutter_process_event (event);
clutter_event_free (event);
}
}
device->cursor_actor = actor;
if (device->cursor_actor != NULL)
{
g_object_weak_ref (G_OBJECT (device->cursor_actor),
cursor_weak_unref,
device);
_clutter_actor_set_has_pointer (device->cursor_actor, TRUE);
}
}
/**
* clutter_win32_handle_event:
* @msg: A pointer to a structure describing a Win32 message.
*
* This function processes a single Win32 message. It can be used to
* hook into external windows message processing (for example, a GDK
* filter function).
*
* If clutter_win32_disable_event_retrieval() has been called, you must
* let this function process events to update Clutter's internal state.
*
* Return value: %TRUE if the message was handled entirely by Clutter
* and no further processing (such as calling the default window
* procedure) should take place. %FALSE is returned if is the message
* was not handled at all or if Clutter expects processing to take
* place.
*
* Since: 1.6
*/
gboolean
clutter_win32_handle_event (const MSG *msg)
{
ClutterBackendWin32 *backend_win32;
ClutterStageWin32 *stage_win32;
ClutterDeviceManager *manager;
ClutterInputDevice *core_pointer, *core_keyboard;
ClutterStage *stage;
ClutterStageWindow *impl;
gboolean return_value = FALSE;
stage = clutter_win32_get_stage_from_window (msg->hwnd);
/* Ignore any messages for windows which we don't have a stage for */
if (stage == NULL)
return FALSE;
impl = _clutter_stage_get_window (stage);
stage_win32 = CLUTTER_STAGE_WIN32 (impl);
backend_win32 = stage_win32->backend;
manager = clutter_device_manager_get_default ();
core_pointer =
clutter_device_manager_get_core_device (manager, CLUTTER_POINTER_DEVICE);
core_keyboard =
clutter_device_manager_get_core_device (manager, CLUTTER_KEYBOARD_DEVICE);
switch (msg->message)
{
case WM_SIZE:
if (!stage_win32->is_foreign_win
/* Ignore size changes resulting from the stage being
minimized - otherwise the window size will be set to
0,0 */
&& msg->wParam != SIZE_MINIMIZED)
{
WORD new_width = LOWORD (msg->lParam);
WORD new_height = HIWORD (msg->lParam);
gfloat old_width, old_height;
clutter_actor_get_size (CLUTTER_ACTOR (stage),
&old_width, &old_height);
if (new_width != old_width || new_height != old_height)
clutter_actor_set_size (CLUTTER_ACTOR (stage),
new_width, new_height);
}
break;
case WM_SHOWWINDOW:
if (msg->wParam)
clutter_stage_win32_map (stage_win32);
else
clutter_stage_win32_unmap (stage_win32);
break;
case WM_ACTIVATE:
if (msg->wParam == WA_INACTIVE)
{
if (stage_win32->state & CLUTTER_STAGE_STATE_ACTIVATED)
{
ClutterEvent *event = clutter_event_new (CLUTTER_STAGE_STATE);
stage_win32->state &= ~CLUTTER_STAGE_STATE_ACTIVATED;
event->any.stage = stage;
event->stage_state.changed_mask = CLUTTER_STAGE_STATE_ACTIVATED;
event->stage_state.new_state = stage_win32->state;
take_and_queue_event (event);
}
}
else if (!(stage_win32->state & CLUTTER_STAGE_STATE_ACTIVATED))
{
ClutterEvent *event = clutter_event_new (CLUTTER_STAGE_STATE);
stage_win32->state |= CLUTTER_STAGE_STATE_ACTIVATED;
event->any.stage = stage;
event->stage_state.changed_mask = CLUTTER_STAGE_STATE_ACTIVATED;
event->stage_state.new_state = stage_win32->state;
take_and_queue_event (event);
}
break;
case WM_PAINT:
CLUTTER_NOTE (MULTISTAGE, "expose for stage:%p, redrawing", stage);
clutter_redraw (stage);
break;
case WM_DESTROY:
{
ClutterEvent *event = clutter_event_new (CLUTTER_DESTROY_NOTIFY);
CLUTTER_NOTE (EVENT, "WM_DESTROY");
event->any.stage = stage;
take_and_queue_event (event);
}
break;
case WM_CLOSE:
{
ClutterEvent *event = clutter_event_new (CLUTTER_DELETE);
CLUTTER_NOTE (EVENT, "WM_CLOSE");
event->any.stage = stage;
take_and_queue_event (event);
/* The default window proc will destroy the window so we want to
prevent this to allow applications to optionally destroy the
window themselves */
return_value = TRUE;
}
break;
case WM_LBUTTONDOWN:
make_button_event (msg, stage, 1, 1, FALSE, core_pointer);
break;
case WM_MBUTTONDOWN:
make_button_event (msg, stage, 2, 1, FALSE, core_pointer);
break;
case WM_RBUTTONDOWN:
make_button_event (msg, stage, 3, 1, FALSE, core_pointer);
break;
case WM_LBUTTONUP:
make_button_event (msg, stage, 1, 1, TRUE, core_pointer);
break;
case WM_MBUTTONUP:
make_button_event (msg, stage, 2, 1, TRUE, core_pointer);
break;
case WM_RBUTTONUP:
make_button_event (msg, stage, 3, 1, TRUE, core_pointer);
break;
case WM_LBUTTONDBLCLK:
make_button_event (msg, stage, 1, 2, FALSE, core_pointer);
break;
case WM_MBUTTONDBLCLK:
make_button_event (msg, stage, 2, 2, FALSE, core_pointer);
break;
case WM_RBUTTONDBLCLK:
make_button_event (msg, stage, 3, 2, FALSE, core_pointer);
break;
case WM_MOUSEWHEEL:
stage_win32->scroll_pos += (SHORT) HIWORD (msg->wParam);
while (abs (stage_win32->scroll_pos) >= WHEEL_DELTA)
{
ClutterEvent *event = clutter_event_new (CLUTTER_SCROLL);
POINT pt;
event->scroll.time = msg->time;
event->scroll.modifier_state =
get_modifier_state (LOWORD (msg->wParam));
event->any.stage = stage;
clutter_event_set_device (event, core_pointer);
/* conversion to window coordinates is required */
pt.x = GET_X_LPARAM (msg->lParam);
pt.y = GET_Y_LPARAM (msg->lParam);
ScreenToClient (msg->hwnd, &pt);
event->scroll.x = pt.x;
event->scroll.y = pt.y;
if (stage_win32->scroll_pos > 0)
{
event->scroll.direction = CLUTTER_SCROLL_UP;
stage_win32->scroll_pos -= WHEEL_DELTA;
}
else
{
event->scroll.direction = CLUTTER_SCROLL_DOWN;
stage_win32->scroll_pos += WHEEL_DELTA;
}
take_and_queue_event (event);
}
break;
case WM_MOUSEMOVE:
{
ClutterEvent *event = clutter_event_new (CLUTTER_MOTION);
event->motion.time = msg->time;
event->motion.x = GET_X_LPARAM (msg->lParam);
event->motion.y = GET_Y_LPARAM (msg->lParam);
event->motion.modifier_state = get_modifier_state (msg->wParam);
event->any.stage = stage;
clutter_event_set_device (event, core_pointer);
/* We need to start tracking when the mouse enters the stage if
we're not already */
if (!stage_win32->tracking_mouse)
{
ClutterEvent *crossing = clutter_event_new (CLUTTER_ENTER);
TRACKMOUSEEVENT tmevent;
tmevent.cbSize = sizeof (tmevent);
tmevent.dwFlags = TME_LEAVE;
tmevent.hwndTrack = stage_win32->hwnd;
TrackMouseEvent (&tmevent);
event->crossing.time = msg->time;
event->crossing.x = event->motion.x;
event->crossing.y = event->motion.y;
event->crossing.stage = stage;
event->crossing.source = CLUTTER_ACTOR (stage);
event->crossing.related = NULL;
clutter_event_set_device (event, core_pointer);
/* we entered the stage */
_clutter_stage_add_device (stage, event->crossing.device);
take_and_queue_event (crossing);
stage_win32->tracking_mouse = TRUE;
}
take_and_queue_event (event);
}
break;
case WM_MOUSELEAVE:
{
ClutterEvent *event = clutter_event_new (CLUTTER_LEAVE);
event->crossing.time = msg->time;
event->crossing.x = msg->pt.x;
event->crossing.y = msg->pt.y;
event->crossing.stage = stage;
event->crossing.source = CLUTTER_ACTOR (stage);
event->crossing.related = NULL;
clutter_event_set_device (event, core_pointer);
/* we left the stage */
_clutter_stage_remove_device (stage, core_pointer);
/* When we get a leave message the mouse tracking is
automatically cancelled so we'll need to start it again when
the mouse next enters the window */
stage_win32->tracking_mouse = FALSE;
take_and_queue_event (event);
}
break;
case WM_KEYDOWN:
case WM_KEYUP:
case WM_SYSKEYDOWN:
case WM_SYSKEYUP:
{
ClutterEvent *event = clutter_event_new (CLUTTER_EVENT_NONE);
int scan_code = (msg->lParam >> 16) & 0xff;
int min = 0, max = CLUTTER_WIN32_KEY_MAP_SIZE, mid;
BYTE key_states[256];
/* Get the keyboard modifier states. GetKeyboardState
conveniently gets the key state that was current when the
last keyboard message read was generated */
GetKeyboardState(key_states);
/* Binary chop to check if we have a direct mapping for this
key code */
while (min < max)
{
mid = (min + max) / 2;
if (clutter_win32_key_map[mid].win_sym == msg->wParam)
{
event->key.keyval = clutter_win32_key_map[mid].clutter_sym;
event->key.unicode_value = 0;
break;
}
else if (clutter_win32_key_map[mid].win_sym < msg->wParam)
min = mid + 1;
else
max = mid;
}
/* If we don't have a direct mapping then try getting the
unicode value of the key sym */
if (min >= max)
{
WCHAR ch;
BYTE shift_state[256];
/* Translate to a Unicode value, but only take into
account the shift key. That way Ctrl+Shift+C will
generate a capital C virtual key code with a zero
unicode value for example */
memset (shift_state, 0, 256);
shift_state[VK_SHIFT] = key_states[VK_SHIFT];
shift_state[VK_LSHIFT] = key_states[VK_LSHIFT];
shift_state[VK_RSHIFT] = key_states[VK_RSHIFT];
shift_state[VK_CAPITAL] = key_states[VK_CAPITAL];
if (ToUnicode (msg->wParam, scan_code,
shift_state, &ch, 1, 0) == 1
/* The codes in this range directly match the Latin 1
codes so we can just use the Unicode value as the
key sym */
&& ch >= 0x20 && ch <= 0xff)
event->key.keyval = ch;
else
/* Otherwise we don't know what the key means but the
application might be able to do something with the
scan code so we might as well still generate the
event */
event->key.keyval = CLUTTER_KEY_VoidSymbol;
/* Get the unicode value of the keypress again using the
full modifier state */
if (ToUnicode (msg->wParam, scan_code,
key_states, &ch, 1, 0) == 1)
event->key.unicode_value = ch;
else
event->key.unicode_value = 0;
}
event->key.type = msg->message == WM_KEYDOWN
|| msg->message == WM_SYSKEYDOWN
? CLUTTER_KEY_PRESS : CLUTTER_KEY_RELEASE;
event->key.time = msg->time;
event->key.modifier_state = get_key_modifier_state (key_states);
event->key.hardware_keycode = scan_code;
event->any.stage = stage;
clutter_event_set_device (event, core_keyboard);
take_and_queue_event (event);
}
break;
case WM_GETMINMAXINFO:
{
MINMAXINFO *min_max_info = (MINMAXINFO *) msg->lParam;
_clutter_stage_win32_get_min_max_info (stage_win32, min_max_info);
return_value = TRUE;
}
break;
case WM_SETCURSOR:
/* If the cursor is in the window's client area and the stage's
cursor should be invisible then we'll set a blank cursor
instead */
if (LOWORD (msg->lParam) == HTCLIENT && !stage_win32->is_cursor_visible)
{
return_value = TRUE;
_clutter_stage_win32_update_cursor (stage_win32);
}
break;
}
return return_value;
}
/**
* clutter_gdk_handle_event:
* @event: a #GdkEvent
*
* This function processes a single GDK event; it can be used to hook
* into external event processing
*
* Return value: #GdkFilterReturn. %GDK_FILTER_REMOVE indicates that
* Clutter has internally handled the event and the caller should do
* no further processing. %GDK_FILTER_CONTINUE indicates that Clutter
* is either not interested in the event, or has used the event to
* update internal state without taking any exclusive action.
* %GDK_FILTER_TRANSLATE will not occur.
*
*/
GdkFilterReturn
clutter_gdk_handle_event (GdkEvent *gdk_event)
{
ClutterDeviceManager *device_manager;
ClutterBackendGdk *backend_gdk;
ClutterBackend *backend;
ClutterStage *stage = NULL;
ClutterEvent *event = NULL;
gint spin = 0;
GdkFilterReturn result = GDK_FILTER_CONTINUE;
ClutterInputDevice *device, *source_device;
GdkDevice *gdk_device;
backend = clutter_get_default_backend ();
if (!CLUTTER_IS_BACKEND_GDK (backend))
return GDK_FILTER_CONTINUE;
if (gdk_event->any.window == NULL)
return GDK_FILTER_CONTINUE;
device_manager = clutter_device_manager_get_default ();
if (G_UNLIKELY (device_manager == NULL))
return GDK_FILTER_CONTINUE;
backend_gdk = CLUTTER_BACKEND_GDK (backend);
stage = clutter_gdk_get_stage_from_window (gdk_event->any.window);
gdk_device = gdk_event_get_device (gdk_event);
if (gdk_device != NULL)
device = _clutter_device_manager_gdk_lookup_device (device_manager,
gdk_device);
else
device = NULL;
gdk_device = gdk_event_get_source_device (gdk_event);
if (gdk_device != NULL)
source_device = _clutter_device_manager_gdk_lookup_device (device_manager,
gdk_device);
else
source_device = NULL;
if (stage == NULL)
return GDK_FILTER_CONTINUE;
_clutter_threads_acquire_lock ();
switch (gdk_event->type)
{
case GDK_DELETE:
event = clutter_event_new (CLUTTER_DELETE);
break;
case GDK_DESTROY:
event = clutter_event_new (CLUTTER_DESTROY_NOTIFY);
break;
case GDK_EXPOSE:
{
ClutterPaintVolume clip;
ClutterVertex origin;
CLUTTER_NOTE (EVENT, "Expose for stage '%s' [%p] { %d, %d - %d x %d }",
_clutter_actor_get_debug_name (CLUTTER_ACTOR (stage)),
stage,
gdk_event->expose.area.x,
gdk_event->expose.area.y,
gdk_event->expose.area.width,
gdk_event->expose.area.height);
origin.x = gdk_event->expose.area.x;
origin.y = gdk_event->expose.area.y;
origin.z = 0;
_clutter_paint_volume_init_static (&clip, CLUTTER_ACTOR (stage));
clutter_paint_volume_set_origin (&clip, &origin);
clutter_paint_volume_set_width (&clip, gdk_event->expose.area.width);
clutter_paint_volume_set_height (&clip, gdk_event->expose.area.height);
_clutter_actor_queue_redraw_with_clip (CLUTTER_ACTOR (stage), 0, &clip);
clutter_paint_volume_free (&clip);
}
break;
case GDK_DAMAGE:
/* This is handled by cogl */
break;
case GDK_MOTION_NOTIFY:
event = clutter_event_new (CLUTTER_MOTION);
event->motion.time = gdk_event->motion.time;
event->motion.x = gdk_event->motion.x;
event->motion.y = gdk_event->motion.y;
event->motion.axes = NULL;
/* It's all X in the end, right? */
event->motion.modifier_state = gdk_event->motion.state;
clutter_event_set_device (event, device);
clutter_event_set_source_device (event, source_device);
CLUTTER_NOTE (EVENT, "Motion notifiy [%.2f, %.2f]",
event->motion.x,
event->motion.y);
break;
case GDK_BUTTON_PRESS:
case GDK_BUTTON_RELEASE:
event = clutter_event_new (gdk_event->type == GDK_BUTTON_PRESS ?
CLUTTER_BUTTON_PRESS :
CLUTTER_BUTTON_RELEASE);
event->button.time = gdk_event->button.time;
event->button.x = gdk_event->button.x;
event->button.y = gdk_event->button.y;
event->button.axes = NULL;
event->button.modifier_state = gdk_event->button.state;
event->button.button = gdk_event->button.button;
event->button.click_count = 1;
clutter_event_set_device (event, device);
clutter_event_set_source_device (event, source_device);
CLUTTER_NOTE (EVENT, "Button %d %s [%.2f, %.2f]",
event->button.button,
event->type == CLUTTER_BUTTON_PRESS ? "press" : "release",
event->button.x,
event->button.y);
break;
case GDK_2BUTTON_PRESS:
case GDK_3BUTTON_PRESS:
/* these are handled by clutter-main.c updating click_count */
break;
case GDK_KEY_PRESS:
case GDK_KEY_RELEASE:
event = clutter_event_new (gdk_event->type == GDK_KEY_PRESS ?
CLUTTER_KEY_PRESS :
CLUTTER_KEY_RELEASE);
event->key.time = gdk_event->key.time;
event->key.modifier_state = gdk_event->key.state;
event->key.keyval = gdk_event->key.keyval;
event->key.hardware_keycode = gdk_event->key.hardware_keycode;
event->key.unicode_value = g_utf8_get_char (gdk_event->key.string);
clutter_event_set_device (event, device);
clutter_event_set_source_device (event, source_device);
CLUTTER_NOTE (EVENT, "Key %d %s",
event->key.keyval,
event->type == CLUTTER_KEY_PRESS ? "press" : "release");
break;
case GDK_ENTER_NOTIFY:
case GDK_LEAVE_NOTIFY:
event = clutter_event_new (gdk_event->type == GDK_ENTER_NOTIFY ?
CLUTTER_ENTER :
CLUTTER_LEAVE);
event->crossing.source = CLUTTER_ACTOR (stage);
event->crossing.time = gdk_event_get_time (gdk_event);
event->crossing.x = gdk_event->crossing.x;
event->crossing.y = gdk_event->crossing.y;
/* XXX: no better fallback here? */
clutter_event_set_device (event, device);
clutter_event_set_source_device (event, source_device);
if (gdk_event->type == GDK_ENTER_NOTIFY)
_clutter_input_device_set_stage (clutter_event_get_device (event), stage);
else
_clutter_input_device_set_stage (clutter_event_get_device (event), NULL);
CLUTTER_NOTE (EVENT, "Crossing %s [%.2f, %.2f]",
event->type == CLUTTER_ENTER ? "enter" : "leave",
event->crossing.x,
event->crossing.y);
break;
case GDK_FOCUS_CHANGE:
if (gdk_event->focus_change.in)
_clutter_stage_update_state (stage, 0, CLUTTER_STAGE_STATE_ACTIVATED);
else
_clutter_stage_update_state (stage, CLUTTER_STAGE_STATE_ACTIVATED, 0);
break;
case GDK_CONFIGURE:
{
gfloat w, h;
clutter_actor_get_size (CLUTTER_ACTOR (stage), &w, &h);
if (w != gdk_event->configure.width ||
h != gdk_event->configure.height)
{
clutter_actor_set_size (CLUTTER_ACTOR (stage),
gdk_event->configure.width,
gdk_event->configure.height);
}
}
break;
case GDK_SCROLL:
event = clutter_event_new (CLUTTER_SCROLL);
event->scroll.time = gdk_event->scroll.time;
event->scroll.x = gdk_event->scroll.x;
event->scroll.y = gdk_event->scroll.y;
event->scroll.modifier_state = gdk_event->scroll.state;
event->scroll.axes = NULL;
/* XXX: must keep ClutterScrollDirection compatible with GdkScrollDirection */
event->scroll.direction = (ClutterScrollDirection) gdk_event->scroll.direction;
clutter_event_set_device (event, device);
clutter_event_set_source_device (event, source_device);
clutter_event_set_scroll_delta (event,
gdk_event->scroll.delta_x,
gdk_event->scroll.delta_y);
break;
case GDK_WINDOW_STATE:
if (gdk_event->window_state.changed_mask & GDK_WINDOW_STATE_FULLSCREEN)
{
gboolean is_fullscreen;
is_fullscreen = (gdk_event->window_state.new_window_state & GDK_WINDOW_STATE_FULLSCREEN) != 0;
if (is_fullscreen)
_clutter_stage_update_state (stage, 0, CLUTTER_STAGE_STATE_FULLSCREEN);
else
_clutter_stage_update_state (stage, CLUTTER_STAGE_STATE_FULLSCREEN, 0);
}
break;
case GDK_SETTING:
_clutter_backend_gdk_update_setting (backend_gdk, gdk_event->setting.name);
break;
default:
break;
}
if (event != NULL)
{
event->any.stage = stage;
if (gdk_event->any.send_event)
event->any.flags = CLUTTER_EVENT_FLAG_SYNTHETIC;
_clutter_event_push (event, FALSE);
spin = 1;
CLUTTER_NOTE (EVENT, "Translated one event from Gdk");
/* handle also synthetic enter/leave events */
if (event->type == CLUTTER_MOTION)
spin += 2;
while (spin > 0 && (event = clutter_event_get ()))
{
/* forward the event into clutter for emission etc. */
clutter_do_event (event);
clutter_event_free (event);
--spin;
}
result = GDK_FILTER_REMOVE;
}
_clutter_threads_release_lock ();
return result;
}
void
clutter_seat_evdev_notify_button (ClutterSeatEvdev *seat,
ClutterInputDevice *input_device,
uint64_t time_us,
uint32_t button,
uint32_t state)
{
ClutterInputDeviceEvdev *device_evdev = (ClutterInputDeviceEvdev *) input_device;
ClutterStage *stage;
ClutterEvent *event = NULL;
gint button_nr;
static gint maskmap[8] =
{
CLUTTER_BUTTON1_MASK, CLUTTER_BUTTON3_MASK, CLUTTER_BUTTON2_MASK,
CLUTTER_BUTTON4_MASK, CLUTTER_BUTTON5_MASK, 0, 0, 0
};
int button_count;
/* Drop any repeated button press (for example from virtual devices. */
button_count = update_button_count (seat, button, state);
if (state && button_count > 1)
return;
if (!state && button_count != 0)
return;
/* We can drop the event on the floor if no stage has been
* associated with the device yet. */
stage = _clutter_input_device_get_stage (input_device);
if (stage == NULL)
return;
/* The evdev button numbers don't map sequentially to clutter button
* numbers (the right and middle mouse buttons are in the opposite
* order) so we'll map them directly with a switch statement */
switch (button)
{
case BTN_LEFT:
case BTN_TOUCH:
button_nr = CLUTTER_BUTTON_PRIMARY;
break;
case BTN_RIGHT:
case BTN_STYLUS:
button_nr = CLUTTER_BUTTON_SECONDARY;
break;
case BTN_MIDDLE:
case BTN_STYLUS2:
button_nr = CLUTTER_BUTTON_MIDDLE;
break;
case 0x149: /* BTN_STYLUS3 */
button_nr = 8;
break;
default:
/* For compatibility reasons, all additional buttons go after the old 4-7 scroll ones */
if (clutter_input_device_get_device_type (input_device) == CLUTTER_TABLET_DEVICE)
button_nr = button - BTN_TOOL_PEN + 4;
else
button_nr = button - (BTN_LEFT - 1) + 4;
break;
}
if (button_nr < 1 || button_nr > 12)
{
g_warning ("Unhandled button event 0x%x", button);
return;
}
if (state)
event = clutter_event_new (CLUTTER_BUTTON_PRESS);
else
event = clutter_event_new (CLUTTER_BUTTON_RELEASE);
if (button_nr < G_N_ELEMENTS (maskmap))
{
/* Update the modifiers */
if (state)
seat->button_state |= maskmap[button_nr - 1];
else
seat->button_state &= ~maskmap[button_nr - 1];
}
_clutter_evdev_event_set_time_usec (event, time_us);
event->button.time = us2ms (time_us);
event->button.stage = CLUTTER_STAGE (stage);
_clutter_xkb_translate_state (event, seat->xkb, seat->button_state);
event->button.button = button_nr;
if (clutter_input_device_get_device_type (input_device) == CLUTTER_TABLET_DEVICE)
{
ClutterPoint point;
clutter_input_device_get_coords (input_device, NULL, &point);
event->button.x = point.x;
event->button.y = point.y;
}
else
{
event->button.x = seat->pointer_x;
event->button.y = seat->pointer_y;
}
clutter_event_set_device (event, seat->core_pointer);
clutter_event_set_source_device (event, input_device);
if (device_evdev->last_tool)
{
/* Apply the button event code as per the tool mapping */
guint mapped_button;
mapped_button = clutter_input_device_tool_evdev_get_button_code (device_evdev->last_tool,
button_nr);
if (mapped_button != 0)
button = mapped_button;
}
_clutter_evdev_event_set_event_code (event, button);
if (clutter_input_device_get_device_type (input_device) == CLUTTER_TABLET_DEVICE)
{
clutter_event_set_device_tool (event, device_evdev->last_tool);
clutter_event_set_device (event, input_device);
}
else
{
clutter_event_set_device (event, seat->core_pointer);
}
_clutter_input_device_set_stage (seat->core_pointer, stage);
queue_event (event);
}
